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Diffstat (limited to 'arch/mips/txx9/generic/irq_tx4927.c')
-rw-r--r--arch/mips/txx9/generic/irq_tx4927.c33
1 files changed, 3 insertions, 30 deletions
diff --git a/arch/mips/txx9/generic/irq_tx4927.c b/arch/mips/txx9/generic/irq_tx4927.c
index 685ecc2ed551..6377bd8a9050 100644
--- a/arch/mips/txx9/generic/irq_tx4927.c
+++ b/arch/mips/txx9/generic/irq_tx4927.c
@@ -26,39 +26,12 @@
26#include <linux/init.h> 26#include <linux/init.h>
27#include <linux/interrupt.h> 27#include <linux/interrupt.h>
28#include <asm/irq_cpu.h> 28#include <asm/irq_cpu.h>
29#include <asm/mipsregs.h> 29#include <asm/txx9/tx4927.h>
30#ifdef CONFIG_TOSHIBA_RBTX4927
31#include <asm/txx9/rbtx4927.h>
32#endif
33 30
34void __init tx4927_irq_init(void) 31void __init tx4927_irq_init(void)
35{ 32{
36 mips_cpu_irq_init(); 33 mips_cpu_irq_init();
37 txx9_irq_init(TX4927_IRC_REG); 34 txx9_irq_init(TX4927_IRC_REG);
38 set_irq_chained_handler(TX4927_IRQ_NEST_PIC_ON_CP0, handle_simple_irq); 35 set_irq_chained_handler(MIPS_CPU_IRQ_BASE + TX4927_IRC_INT,
39} 36 handle_simple_irq);
40
41asmlinkage void plat_irq_dispatch(void)
42{
43 unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM;
44
45 if (pending & STATUSF_IP7) /* cpu timer */
46 do_IRQ(TX4927_IRQ_CPU_TIMER);
47 else if (pending & STATUSF_IP2) { /* tx4927 pic */
48 int irq = txx9_irq();
49#ifdef CONFIG_TOSHIBA_RBTX4927
50 if (irq == TX4927_IRQ_NEST_EXT_ON_PIC)
51 irq = toshiba_rbtx4927_irq_nested(irq);
52#endif
53 if (unlikely(irq < 0)) {
54 spurious_interrupt();
55 return;
56 }
57 do_IRQ(irq);
58 } else if (pending & STATUSF_IP0) /* user line 0 */
59 do_IRQ(TX4927_IRQ_USER0);
60 else if (pending & STATUSF_IP1) /* user line 1 */
61 do_IRQ(TX4927_IRQ_USER1);
62 else
63 spurious_interrupt();
64} 37}